<?php $active = ' class="active"'; ?>
<ul class="nav">                       
    <li<?php echo ($_globals['controller_name']=='albums')?$active:'' ?>>
        <a href="<?php echo base_url(); ?>backend/albums">Quản lý Albums</a>
    </li>
    <li<?php echo ($_globals['controller_name']=='category')?$active:'' ?>>
        <a href="<?php echo base_url(); ?>backend/category">Quản lý chuyên mục</a>
    </li>
</ul>